LCM and HCF of 18and 42
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the answer here is 126
the step by step explaining is in the picture
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HCF( 18,42), we find the Prime factors of 18=2into 3into 3into and fortytwo =seven into Two into three and notice the "Common of the two expressions is 2into 3 : So HCF (18,42)=6
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